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Seattle, WA, United States of America

Impinj, Inc.

USPTO Granted Patents = 371

EPO Patents = 6

Trademarks = 19

Forward Citations = 6,794

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93 inventors (with patents filed for the assignee):

Christopher J Diorio (233 out of 260 patents)

Ronald A Oliver (90 out of 96 patents)

John D Hyde (64 out of 73 patents)

4. Scott A Cooper (63 out of 73 patents)

5. Alberto Pesavento (55 out of 64 patents)

6. Harley K Heinrich (51 out of 106 patents)

7. Theron Stanford (49 out of 50 patents)

8. Todd E Humes (41 out of 56 patents)

9. Kurt Eugene Sundstrom (35 out of 37 patents)

10. Matthew Robshaw (32 out of 44 patents)

11. Jay A Kuhn (26 out of 30 patents)

12. Ronald Lee Koepp (25 out of 27 patents)

13. Tan Mau Wu (24 out of 28 patents)

14. William T Colleran (17 out of 27 patents)

15. Charles J T Peach (15 out of 16 patents)

Core Competencies:

RFID Tag Authentication

Item Identification

Inventory Cycle Location

Backscatter Characteristics

Digital Identities

Omnidirectional Antenna

High-Speed Tag Assembly

Session-Dependent Replies

Environment-Based IC Behavior

Loss-Prevention Techniques

Frequency Switching

User-Filtered Inventory

371 patents: Sort by Forward Citations

1. 12468915 - Item identification via RFID tag secret (2025-11-11),

2. 12456023 - RFID tag location using inventory cycles and illumination adjustment (2025-10-28),

3. 12430611 - RFID systems with session-dependent replies (2025-09-30),

4. 12423546 - Controlling RFID tag population backscatter characteristics (2025-09-23),

5. 12393797 - User-filtered RFID inventory (2025-08-19),

6. 12361233 - RFID tags enforcing persistence while powered (2025-07-15),

7. 12333374 - Fast frequency switching for RFID applications (2025-06-17),

8. 12321798 - RFID tag clock frequency reduction during tuning (2025-06-03),

9. 12299521 - RFID integrated circuit identifier self-check (2025-05-13),

10. 12204970 - RFID tag rectifiers with bias current reuse (2025-01-21),

11. 12169752 - Enhanced RFID tag authentication (2024-12-17),

12. 12147942 - RFID loss-prevention based on transition risk (2024-11-19),

13. 12093767 - RFID tags with public and private inventory states (2024-09-17),

14. 11995498 - User-filtered RFID inventory (2024-05-28),

15. D1025036 - Single-port omnidirectional antenna (2024-04-30),

Impinj is a leading provider of RAIN RFID solutions that connect everyday items to the Internet and deliver digital identity, location, and authenticity information. Their platform enables businesses to gain real-time visibility into their operations by tracking and managing inventory, assets, and performance efficiently. With Impinj's solutions, businesses can improve operational efficiency, enhance customer experience, and drive revenue growth. Headquartered in Seattle, Impinj serves customers worldwide in various industries including retail, healthcare, supply chain, and more.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

371 Patents

#5 in Seattle, WA

#16 in Washington

#1,195 in US

#2,408 in the World

Seattle, WA, United States of America

Impinj, Inc.

Forward Citations = 6,794

93 inventors:

Christopher J Diorio (233 out of 260 patents)

Ronald A Oliver (90 out of 96 patents)

John D Hyde (64 out of 73 patents)

4. Scott A Cooper (63 out of 73 patents)

5. Alberto Pesavento (55 out of 64 patents)

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